--- /usr/portage/app-shells/bash/bash-4.3_p30-r1.ebuild	2014-11-09 18:41:28.000000000 -0200
+++ /home/amadio/gentoo/overlays/prefix/app-shells/bash/bash-4.3_p30-r1.ebuild	2014-12-04 20:34:17.331421301 -0200
@@ -1,10 +1,9 @@
 # Copyright 1999-2014 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/app-shells/bash/bash-4.3_p30-r1.ebuild,v 1.1 2014/11/09 20:41:28 mgorny Exp $
 
 EAPI="4"
 
-inherit eutils flag-o-matic toolchain-funcs multilib
+inherit eutils flag-o-matic toolchain-funcs multilib prefix
 
 # Official patchlevel
 # See ftp://ftp.cwru.edu/pub/bash/bash-4.3-patches/
@@ -38,7 +37,7 @@
 
 LICENSE="GPL-3"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~sparc-fbsd ~x86-fbsd"
+KEYWORDS="~amd64-linux"
 IUSE="afs bashlogger examples mem-scramble +net nls plugins +readline vanilla"
 
 DEPEND=">=sys-libs/ncurses-5.2-r2
@@ -88,6 +87,33 @@
 	epatch "${FILESDIR}"/${PN}-4.3-append-process-segfault.patch
 	epatch "${FILESDIR}"/${PN}-4.3-term-cleanup.patch
 
+	# this adds additional prefixes
+	epatch "${FILESDIR}"/${PN}-4.0-configs-prefix.patch
+	eprefixify pathnames.h.in
+
+	epatch "${FILESDIR}"/${PN}-4.0-bashintl-in-siglist.patch
+
+	# Fix not to reference a disabled symbol if USE=-readline, breaks
+	# Darwin, bug #500932
+#	if use !readline ; then
+#		sed -i -e 's/enable_hostname_completion//' builtins/shopt.def || die
+#	fi
+
+	# Nasty trick to set bashbug's shebang to bash instead of sh. We don't have
+	# sh while bootstrapping for the first time, This works around bug 309825
+	sed -i -e '1s:sh:bash:' support/bashbug.sh || die
+
+	# modify the bashrc-r1 file for prefix
+	pushd "${T}" > /dev/null || die
+	cp "${FILESDIR}"/bashrc-r1 .
+	epatch "${FILESDIR}"/bashrc-prefix-r1.patch
+	eprefixify bashrc-r1
+	popd > /dev/null
+
+	# DON'T YOU EVER PUT eautoreconf OR SIMILAR HERE!  THIS IS A CRITICAL
+	# PACKAGE THAT MUST NOT RELY ON AUTOTOOLS, USE A SELF-SUFFICIENT PATCH
+	# INSTEAD!!!
+
 	epatch_user
 }
 
@@ -96,6 +122,16 @@
 
 	# For descriptions of these, see config-top.h
 	# bashrc/#26952 bash_logout/#90488 ssh/#24762
+	if use prefix ; then
+		append-cppflags \
+			-DDEFAULT_PATH_VALUE=\'\"${EPREFIX}/usr/sbin:${EPREFIX}/usr/bin:${EPREFIX}/sbin:${EPREFIX}/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin\"\' \
+			-DSTANDARD_UTILS_PATH=\'\"${EPREFIX}/bin:${EPREFIX}/usr/bin:${EPREFIX}/sbin:${EPREFIX}/usr/sbin:/bin:/usr/bin:/sbin:/usr/sbin\"\' \
+			-DSYS_BASHRC=\'\"${EPREFIX}/etc/bash/bashrc\"\' \
+			-DSYS_BASH_LOGOUT=\'\"${EPREFIX}/etc/bash/bash_logout\"\' \
+			-DNON_INTERACTIVE_LOGIN_SHELLS \
+			-DSSH_SOURCE_BASHRC \
+			$(use bashlogger && echo -DSYSLOG_HISTORY)
+	else
 	append-cppflags \
 		-DDEFAULT_PATH_VALUE=\'\"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin\"\' \
 		-DSTANDARD_UTILS_PATH=\'\"/bin:/usr/bin:/sbin:/usr/sbin\"\' \
@@ -104,6 +140,27 @@
 		-DNON_INTERACTIVE_LOGIN_SHELLS \
 		-DSSH_SOURCE_BASHRC \
 		$(use bashlogger && echo -DSYSLOG_HISTORY)
+	fi
+
+	# IRIX's MIPSpro produces garbage with >= -O2, bug #209137
+	[[ ${CHOST} == mips-sgi-irix* ]] && replace-flags -O? -O1
+
+	if [[ ${CHOST} == *-aix* ]] || [[ ${CHOST} == *-hpux* ]] ; then
+		# Avoid finding tgetent() in anything else but ncurses library,
+		# as <termcap.h> is provided by ncurses, even during bootstrap
+		# on AIX and HP-UX, and we would get undefined symbols like
+		# BC, PC, UP if linking against something else.
+		# The bash-bug is that it doesn't check for <termcap.h> provider,
+		# and unfortunately {,n}curses is checked last.
+		# Even if ncurses provides libcurses.so->libncurses.so symlink,
+		# it feels more clean to link against libncurses.so directly.
+		# (all configure-variables for tgetent() are shown here)
+		export ac_cv_func_tgetent=no
+		export ac_cv_lib_termcap_tgetent=no # found on HP-UX
+		export ac_cv_lib_tinfo_tgetent=no
+		export ac_cv_lib_curses_tgetent=no # found on AIX
+		#export ac_cv_lib_ncurses_tgetent=no
+	fi
 
 	# Don't even think about building this statically without
 	# reading Bug 7714 first.  If you still build it statically,
@@ -131,7 +188,12 @@
 	fi
 
 	if use plugins; then
-		append-ldflags -Wl,-rpath,/usr/$(get_libdir)/bash
+		case ${CHOST} in
+			*-linux-gnu | *-solaris* | *-freebsd* )
+				append-ldflags -Wl,-rpath,"${EPREFIX}"/usr/$(get_libdir)/bash
+				;;
+				# Darwin doesn't need an rpath here (in fact doesn't grok the argument)
+		esac
 	else
 		# Disable the plugins logic by hand since bash doesn't
 		# provide a way of doing it.
@@ -176,7 +238,7 @@
 
 	insinto /etc/bash
 	doins "${FILESDIR}"/bash_logout
-	newins "${FILESDIR}"/bashrc-r1 bashrc
+	newins "${T}"/bashrc-r1 bashrc
 	keepdir /etc/bash/bashrc.d
 	insinto /etc/skel
 	for f in bash{_logout,_profile,rc} ; do